208575388

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{392059}}^1$

素因数の和:392089

約数の個数: 24

約数和(自身を含む): 439107200

約数和(自身を除く): 230531812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 392059, 784118, 1568236, 2744413, 5488826, 7449121, 10977652, 14898242, 29796484, 52143847, 104287694, 208575388]

約数ペア:

[(1, 208575388), (2, 104287694), (4, 52143847), (7, 29796484), (14, 14898242), (19, 10977652), (28, 7449121), (38, 5488826), (76, 2744413), (133, 1568236), (266, 784118), (532, 392059)]